package com.hyh.blog.handler;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;

/**
 * 统一异常处理
 *
 * @author Summerday
 */
@ControllerAdvice
public class ControllerExceptionHandler {

    private static final Logger log = LoggerFactory.getLogger(ControllerExceptionHandler.class);

    @ExceptionHandler(Exception.class)
    public ModelAndView exceptionHandler(HttpServletRequest request, Exception e) throws Exception {
        log.error("Request URL : {}, Exception : {}", request.getRequestURL(), e);
        if(AnnotationUtils.findAnnotation(e.getClass(), ResponseStatus.class) != null){
            throw e;
        }
        ModelAndView mv = new ModelAndView();
        mv.addObject("url",request.getRequestURL());
        mv.addObject("exception",e);
        mv.setViewName("error/error");
        return mv;
    }
}
